S
M
T
W
T
F
S
30
86°
59°
31
91°
59°
1
82°
64°
2
81°
57°
3
82°
52°
4
82°
59°
5
91°
54°
6
75°
50°
7
N/A
8
60°
48°
9
66°
52°
10
64°
50°
11
63°
53°
12
62°
49°
13
63°
52°
14
59°
48°
15
58°
47°
16
55°
46°
17
54°
44°
18
52°
43°
19
53°
44°
20
63°
45°
21
61°
45°
22
57°
44°
23
57°
44°
24
61°
45°
25
62°
44°
26
62°
41°
27
60°
39°
28
51°
38°
29
50°
34°
30
50°
34°
1
52°
37°
2
52°
34°
3
49°
33°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
September Weather in Borsa
Borsa's September 2026 forecast shows daily high temperatures ranging from 49° to 66°, with overnight lows between 33° and 53°. The average high for September is 58° with an average low of 44°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how September weather will actually feel in Borsa. See also: October | November | December.